The Chain Wear Indicator Tool will easily and quickly help you identify the wear of your chain. A worn chain can drastically wear down your rear sprocket and engine sprocket all while robbing you of horsepower.
This tool has 2 measurements:
Side 1: Defines that the chain is worn but can still be used for practice purposes.
Side 2: Defines too much wear and to no longer continue use of the chain.
If it does not fit at all discontinue use of the chain.
Offered for 219 and 428 pitch chains.